How I Got Healthy During the Pandemic

This article reflects information as of 2021. For the latest details, please contact us.

Written by: Tomohiro Koizumi, Representative Director, tentus inc.

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I'm reworking, for note, the materials I put together for the lightning-talk event of "IT Undoubu," a Facebook community I take part in.

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Believe it or not, this is our 10th year!

It went by in a flash.

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It's been climbing steadily.

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But what's climbing isn't sales —

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it's my weight, which has been climbing more and more over these 10 years.

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Especially after I quit smoking in 2016, there was no stopping the weight gain.

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After quitting smoking, I took on lots of sports — marathons, road biking, triathlons — but for some reason, along with my stamina, my weight kept increasing, too.

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My old friends used to say I looked "like a matchstick,"

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but my current friends say I look "like a pro wrestler."

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Now, until December 2019, our company was honestly doing great.

I was thinking, let's keep this momentum and push hard in 2020, too — but then...

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During the pandemic, projects dropped off sharply, and suddenly I had a ton of free time.

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So I decided to use this quiet stretch to get serious about dieting.

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First, I started using the calorie-control app Asken.

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I learned about the nutrients contained in the food I normally eat, and about the nutrients you fall short on unless you're mindful of them.

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Next, I tried an app called fitfes, which holds a competition to see how much you can improve your body in one month.

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Because information on the diet, exercise, and lifestyle habits needed for body-making is constantly updated, it was very educational.

Especially since it delivers the exercises you should do as a daily menu, I think it's a really good app for people without an exercise habit.

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And then, the main event.

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b-monster!

It's a program that fuses HIIT (high-intensity interval training) with boxercise, characterized by extremely high-intensity movements.

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I sacrificed all of my work and private life to devote myself to it.

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Each program is 45 minutes, but you push yourself so hard that your maximum heart rate sometimes exceeds 200.

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There aren't many lessons you go to 25-plus times a month, right?

No exaggeration — it became the period I've trained the hardest in my life.

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Pretty amazing, right?

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I've graduated from being the guy at the triathlon who most looks like he belongs with a katsu sandwich.

The pandemic left my work slow, which is exactly how I could throw myself into dieting for real.

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P.S.

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In August I somehow ended up going 60 times in one month. What an idiot...